What can i do to cure smelly feet?

Several things: Good hygeine is a start, but you may want to see a podiatrist to make sure you don't have a fungal or bacterial infection.

Smelly feet: A cure may not be possible , but treatment can get rid of the odor. There a number of otc products that help . there are sprays that kill fungus and bacteria ( the usual culprits) and , of course, hygiene hygiene hygiene . See your podiatrist for assistance